The annual Experimental Gameplay Workshop is now open for submissions. Selected developers will be invited to give a short presentation on their respective games, prototypes and ideas to an audience during GDC this coming March 2010.

To submit for the workshop, just fill up a short submission form as per guidelines on the EGW site, then send it to workshop2010 [a] before January 26, 2010. (source)

The Experimental Gameplay web site
Experimental Gameplay Workshop 2009